1990689568

素因数分解:

$2^5\times 7^1\times {\mathrm{541}}^1\times {\mathrm{16427}}^1$

素因数の和:16985

約数の個数: 48

約数和(自身を含む): 4487603904

約数和(自身を除く): 2496914336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 541, 1082, 2164, 3787, 4328, 7574, 8656, 15148, 16427, 17312, 30296, 32854, 60592, 65708, 114989, 121184, 131416, 229978, 262832, 459956, 525664, 919912, 1839824, 3679648, 8887007, 17774014, 35548028, 62209049, 71096056, 124418098, 142192112, 248836196, 284384224, 497672392, 995344784, 1990689568]

約数ペア:

[(1, 1990689568), (2, 995344784), (4, 497672392), (7, 284384224), (8, 248836196), (14, 142192112), (16, 124418098), (28, 71096056), (32, 62209049), (56, 35548028), (112, 17774014), (224, 8887007), (541, 3679648), (1082, 1839824), (2164, 919912), (3787, 525664), (4328, 459956), (7574, 262832), (8656, 229978), (15148, 131416), (16427, 121184), (17312, 114989), (30296, 65708), (32854, 60592)]